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something a little different from others of the same type; "an experimental version of the night fighter"; "a variant of the same word"; "an emery wheel is the modern variation of a grindstone"; "the boy is a younger edition of his father"
a repetition of a musical theme in which it is modified or embellished
an instance of change; the rate or magnitude of change
(biology) an organism that has characteristics resulting from chromosomal alteration
(astronomy) any perturbation of the mean motion or orbit of a planet or satellite (especially a perturbation of the earth's moon)
the process of varying or being varied
the angle (at a particular location) between magnetic north and true north
an activity that varies from a norm or standard; "any variation in his routine was immediately reported"
the act of changing or altering something slightly but noticeably from the norm or standard; "who is responsible for the